The O-Ring, cataloged under National Stock Number 5331-01-675-3428, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Tuthill Corporation Dba Tuthill Pump Group. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-675-3428 |
| Primary Part Number | P701-129-77 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Tuthill Corporation Dba Tuthill Pump Group |
| Status | ACTIVE |
| Material | RUBBER POLYMETHYLENE-PERFLUOROALKYLENE CLASS FKM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| P701-129-77 PRIMARY | Tuthill Corporation Dba Tuthill Pump Group (USA) |
NSN 5331-01-675-3428 is a O-Ring, manufactured by Tuthill Corporation Dba Tuthill Pump Group, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-675-3428 has 1 manufacturer part number on file: P701-129-77 (Tuthill Corporation Dba Tuthill Pump Group).
Key specifications for P701-129-77: Special Features: MATERIAL:VITON (TM); Part Name Assigned by Controlling Agency: STANDARD VITON O-RING; End Item Identification: 4313 PUMP,ASSEMBLY.; Material: RUBBER POLYMETHYLENE-PERFLUOROALKYLENE CLASS FKM. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.